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| Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version | ||
| Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8919 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
| 2 | domtr 8947 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan2 594 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 class class class wbr 5086 ≈ cen 8883 ≼ cdom 8884 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-pow 5302 ax-pr 5370 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-f1o 6499 df-en 8887 df-dom 8888 |
| This theorem is referenced by: domdifsn 8991 xpdom1g 9005 domunsncan 9008 sdomdomtr 9041 domen2 9051 mapdom2 9079 unxpdom2 9163 sucxpdom 9164 xpfir 9171 fodomfiOLD 9233 cardsdomelir 9888 infxpenlem 9926 xpct 9929 infpwfien 9975 inffien 9976 mappwen 10025 iunfictbso 10027 djuxpdom 10099 cdainflem 10101 djuinf 10102 djulepw 10106 ficardun2 10115 unctb 10117 infdjuabs 10118 infunabs 10119 infdju 10120 infdif 10121 infxpdom 10123 pwdjudom 10128 infmap2 10130 fictb 10157 cfslb 10179 fin1a2lem11 10323 fnct 10450 unirnfdomd 10481 iunctb 10488 alephreg 10496 cfpwsdom 10498 gchdomtri 10543 canthp1lem1 10566 pwfseqlem5 10577 pwxpndom 10580 gchdjuidm 10582 gchxpidm 10583 gchpwdom 10584 gchhar 10593 inttsk 10688 inar1 10689 tskcard 10695 znnen 16170 qnnen 16171 rpnnen 16185 rexpen 16186 aleph1irr 16204 cygctb 19858 1stcfb 23420 2ndcredom 23425 2ndcctbss 23430 hauspwdom 23476 tx2ndc 23626 met1stc 24496 met2ndci 24497 re2ndc 24776 opnreen 24807 ovolctb2 25469 ovolfi 25471 uniiccdif 25555 dyadmbl 25577 opnmblALT 25580 vitali 25590 mbfimaopnlem 25632 mbfsup 25641 aannenlem3 26307 dmvlsiga 34289 sigapildsys 34322 omssubadd 34460 carsgclctunlem3 34480 finminlem 36516 phpreu 37939 lindsdom 37949 mblfinlem1 37992 pellexlem4 43278 pellexlem5 43279 pr2dom 43972 tr3dom 43973 nnfoctb 45497 ioonct 45985 subsaliuncl 46804 caragenunicl 46970 eufunclem 50008 aacllem 50288 |
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